package com.wjh.kt_vod.service;


import com.baomidou.mybatisplus.extension.service.IService;
import com.wjh.kt_vod.model.vod.VideoVisitor;

import java.util.Map;

/**
 *
 */
public interface VideoVisitorService extends IService<VideoVisitor> {

    Map<String, Object> findCount(Long courseId, String startDate, String endDate);

}
